CaratHunter
Plans
Emerald|Lab Grown|IGI

1.87ct H SI1 Emerald Lab Grown Diamond

ID • H/SI1 • IGI LG12272509

Shape and cutting style on the report: Emerald cut

Certificate IGI LG12272509

Diamond specifications and retailer prices

From $314 USD
As of November 6, 2026
Save $2,476 USD (89%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,790 USD at Do Amore Diamonds · As of November 6, 2026
View at Do Amore Diamonds

About this 1.87ct lab-grown emerald diamond

This 1.87ct lab-grown emerald sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG12272509 or 12272509. Listed at 11 retailers as of November 6, 2026, with prices from $314 to $2,790, a $2,476 spread on the same certified stone. Do Amore Diamonds lists it at $2,790. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.87
Carat
H
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG12272509
Dimensions8.52 × 5.85 × 3.91 mm
L/W Ratio1.46
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment. Type IIa
Top View
8.52 mm5.85 mm1.87 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG12272509
Side View
Table 61.5%Crown 36.5°Girdle: MediumPavilion 40.2°Culet: LNGDepth 66.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $2,590 USD|Low: $302 USD|High: $2,590 USD|Avg: $973 USD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 6$314 USD
Retailer 3$326 USD
Retailer 11$352 USD
Retailer 10$365 USD
Retailer 7$633 USD
Retailer 4$635 USD
Retailer 9$662 USD
Retailer 5$1,143 USD
Retailer 8$1,383 USD
Retailer 2$1,676 USD
Do Amore Diamonds$2,590 USD

17 data points across 11 retailers

11 retailers$314 USD to $2,790 USD

A
Cheapest Retailer
-
$314 USD
A
Retailer 2
-
$352 USD
View
Final sale: no returns
A
Retailer 3
-
$365 USD
View
A
Retailer 4
-
$633 USD
View
A
Retailer 5
-
$635 USD
View
A
Retailer 6
-
$662 USD
View
B+
Retailer 7
-
$1,143 USD
View
B+
Retailer 8
-
$1,383 USD
View
B+
Retailer 9
-
$1,676 USD
View
B
Retailer 10
-
$2,590 USD
View
Most Expensive
B
Do Amore Diamonds
27-E5BF24B85 · Nov 6
$2,790 USD
View
10 more retailers have this diamond
Prices start from $314 USDSave up to $2,476 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.87ct Emerald
$314 USD